Thorough roof inspection
Before we start, we check underlay, structure, ridge tape and flashings – so you know the roof is ready for renewal.
Save up to 70% vs a new roofRoof renewal with up to 10-year warranty
Maintenance or a new roof – we handle the full job from inspection to finished result.
- Up to 10-year warranty
- 100+ projects
- 4.9/5 on Google
- VAT registered
- Liability insured
- HSE routines
- Documented final inspection
Services
Everything your roof needs
From washing and moss removal to impregnation, painting and a new roof – fixed pricing and a clear plan.
Replacement of damaged tiles
Broken or missing tiles are replaced as part of the job when you have matching tiles available.
Roof washing & moss removal
Gentle high-pressure washing that removes moss, algae and dirt without damaging the tiles.
Tile impregnation
After washing we protect the tiles with NowoCoat/Surfatech – against moisture and new moss for years.
Tile painting
Specialist coating in your chosen colour gives lasting protection and a roof that looks new.
Calculator
See what you can save
Compare an estimated price for roof renewal with installing a completely new roof.
Drag to adjust roof size
150 m²
50 m²500 m²
New roof
375 000 kr
Roof renewal
112 500 kr
Estimated savings
262 500 kr
Roof renewal can in many cases cost up to 70% less than a new roof
Estimate for this example. Exact price depends on roof condition and chosen treatment. You get a quote after a free inspection.
New roof
Is the roof too worn to renew?
We also install brand-new roofs – from strip-out to finished covering with solid insulation and ventilation.
With years of experience and over 100 completed projects, you can trust the job is done properly – at a competitive price.
Request a new-roof quote
We cover all roof types
- Concrete and clay tiles
- Metal roofs (steel and aluminium)
- Felt and membrane roofs
- Shingles
Free inspection: We visit your home, assess the condition and give a no-obligation quote – renewal or new roof.
References
Results you can see
How we have renewed roofs for homes and housing associations in Oslo, Viken and across our service area.
Roof wash and impregnation – detached house in Oslo
Left: before · Right: after
Roof painting – 240 m² roof in Viken
Left: before · Right: after
Housing association roof renewal – 18 homes
Left: before · Right: after
About us
Your roof deserves the best
Confidence, quality and a result that lasts for years.
We specialise in roof renewal: washing, impregnation and painting – so the roof looks new without a full replacement when it is not needed.
With dedicated teams in Oslo, Viken, Innlandet, Vestfold og Telemark, Agder, Rogaland, Vestland, Møre og Romsdal and Trøndelag, you get one contact and zero worry – from inspection to finished work.
Over 100 completed projects are no accident. It is craftspeople who care, high-quality materials, and warranties that mean something.
Takfornyelse – part of Fornyelse Gruppen AS
100+ projects
completed roof renewal and maintenance
Up to 10-year warranty
Up to 10 years’ product and workmanship warranty, depending on the chosen treatment and the condition of the roof. Warranty terms are stated in the quote.
Our service area
Oslo, Viken, Innlandet, Vestfold og Telemark, Agder, Rogaland, Vestland, Møre og Romsdal and Trøndelag
Local teams
always nearby
Company details
- Org. no.
- 916 693 168
- Phone
- +47 47 73 58 88
- post@takfornyelse.as
- Address
- Lyngveien 28, 1182 Oslo
Testimonials
What customers say
“Good communication, tidy work and the roof looks like new.”
“Professional team from start to finish. Recommended!”
“Fixed price, a clear plan and a result we are very happy with.”
Products
Products we trust
Market-leading solutions from NowoCoat and Surfatech – built for professional roof treatment in Scandinavia.
Roof coating
NowoCoat Roof Coating
Professional water-based hybrid coating with three binders for superior adhesion to concrete tiles and fibre cement. Lightfast, vapour-open, weather-stable and elastic – Swan-labelled.
- Swan ecolabel
- UV-stable
- Elastic
- Vapour-open
Impregnation – vapour-open
SurfaPore C
Water-based nano impregnation without harmful additives. Creates an invisible water-repellent barrier without a film – the substrate breathes while moisture and dirt stay out.
- Nanotechnology
- Vapour-open
- Invisible protection
- Eco-friendly
Impregnation – water-repellent
NowoDry WB
Strong water-based impregnation for lasting moisture protection. Ideal for tiles, paving and masonry where maximum water repellence and frost protection are needed.
- Strong water repellence
- Frost protection
- Long-lasting
- Easy to apply
Cleaning
NowoClean
Effective cleaner for gentle washing of felt, slate and shingle roofs. Removes dirt and algae without damaging the surface – and prepares for further treatment.
- Gentle wash
- Removes algae
- All roof types
- Biodegradable
Every product is made for lasting protection and a result you can rely on for years.
FAQ
Frequently asked questions
Price, impregnation, moss removal and renewal vs replacement – explained briefly.
Contact
Book a free inspection
Fill in the form – we will contact you within 24 hours. It takes under a minute.
Office
Lyngveien 28
1182 Oslo